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Finding the Fourth Proportional to 175,352.20, 263,028.30 and 57,027.40

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Solution

The fourth proportional to 175,352.20, 263,028.30 and 57,027.40 is: 85,541.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,352.20 : 263,028.30 = 57,027.40 : x
  2. Step 2: Convert to fraction form
    175,352.20/263,028.30 = 57,027.40/x
  3. Step 3: Cross multiply
    175,352.20x = 263,028.30 × 57,027.40
  4. Step 4: Simplify right side
    175,352.20x = 14,999,820,075.42
  5. Step 5: Solve for x
    x = 14,999,820,075.42/175,352.20
  6. Step 6: Final answer
    x = 85,541.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.